Companies Using The Events Calendar in London: 284 Active Firms (2026)
London companies running event calendar software publish dates, venues and booking information on public websites for local audiences.
Public event listings sit between marketing operations, venue teams and audience services. Companies running this event-calendar stack tend to be customer-facing organisations that need recurring pages for courses, performances, webinars, community sessions or venue programming, rather than a one-off campaign microsite. Adoption signals enough web ownership to maintain structured event content, booking links and audience-tracking tags, but not necessarily a custom platform budget. Budgets are usually closer to retained web maintenance, content operations and digital marketing spend than to enterprise systems procurement.
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London adoption covers 284 actively trading companies running event-calendar tooling on public websites. Firms with reported employment account for 2,060 people, which makes this a visible but relatively small operational footprint for the capital. The sector mix is skewed towards organisations that have recurring audiences: education and training accounts for 28.9% of the cohort, followed by not-for-profit and charity at 21.1%. Travel and hospitality and sport and leisure each sit at 9.5%, with media and publishing at 6.7%.
Public booking journeys often combine calendar pages with forms, embedded media, analytics and anti-spam checks, so GDPR and ICO expectations around consent, retention and third-party tracking apply even where the event itself is low risk. Content-management software appears alongside the calendar tool in 78.5% of the cohort, while analytics packages appear in 40.8%, SEO tooling in 40.5%, contact forms in 33.1%, embedded video in 29.6%, anti-spam checks in 28.9% and tag-management tools in 28.5%. Procurement therefore tends to sit with web, marketing or audience-development teams rather than central IT.
Adoption appears tied less to standalone events strategy than to the need for maintainable public schedules inside existing web estates. Calendar functionality tends to persist when it becomes part of publishing workflow, although buyers may drift towards bundled CMS, ticketing and marketing automation suites where teams want fewer plug-ins and simpler governance. The cohort looks more operational than speculative: change is likely to come through website rebuilds, privacy reviews and consolidation of small digital tools, rather than a wave of new specialist buying.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
Adoption by company size
Adoption of The Events Calendar rises with company size across the trading companies in this cohort. 0% of the 532,485 companies with under 10 employees run The Events Calendar (115 detected). 0.4% of the 15,364 companies with 10–50 employees run The Events Calendar (59 detected). 1.2% of the 1,763 companies with over 50 employees run The Events Calendar (21 detected). That is a 1.2% gap between the over 50 employees and under 10 employees bands.
284
Active firms
2026
19
Above £5M turnover
Trading firms
8
Median headcount
Filed accounts
769
Verified directors
Across this cohort
Top companies using The Events Calendar in London
Ranked by sales-readiness score: an AI model assesses what each company does, its sector and size, and scores its overall fit. Best-fit prospects appear first.
Financial sub-scores
Computed from 5 filingsOrganises and produces business conferences and executive events, including the MarTech Summit and CXO Innovation Summit. Provides event production, research-led content, marketing and logistics, and…
Serves B2B audiences: senior executives, marketing technology, data and innovation leaders, and corporate sponsors seeking access to closed-door international business summits and bespoke executive…
Financial Health
HealthyHealthy · -12% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsPublishes medical journals including The BMJ and specialty titles, and provides clinical decision-support tools, medical education modules, exam preparation resources, healthcare job boards, and…
Serves a global healthcare market: clinicians and health professionals at all career stages, medical researchers and authors, academic and hospital librarians, healthcare employers, advertisers, and…
Financial Health
StrongStrong
Location
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Computed from 2 filingsOperates nightlife venues offering Afrobeats-focused club events, DJs, and themed parties alongside restaurant dining with West African fusion menus. Provides table reservations, VIP bottle service,…
Serves consumers in London seeking Afrobeats-led nightlife, West African dining, birthdays and group celebrations, alongside corporate clients, event organisers and private groups booking venue hire,…
Financial Health
HealthyHealthy · Hiring · 85% CAGR over 1y
Location
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Operates a membership association that connects women and businesses through networking events, research-led talks and masterclasses. Runs leadership programmes, startup accelerators and awards, and…
Targets ambitious women from diverse backgrounds, including founders, executives and emerging leaders, alongside organisations seeking to connect with, support or improve outcomes for women.
Financial Health
N/AN/A
Location
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Computed from 5 filingsOperates hospitality and events venues, including a bar and restaurant and a live music and events space. Manages food and drink service, venue hire, and event programming through its Number 90 Bar &…
Serves consumers seeking bar, restaurant and live event venues in Hackney Wick, alongside businesses and corporate organisers booking event space.
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
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Computed from 3 filingsOperates a live music and events venue with a bar and on‑site brewery. Hosts concerts, DJ nights, comedy shows and festivals, and offers spaces including a garden and a train carriage for private…
Serves consumers attending live music, comedy and club nights, plus private hirers seeking bar, garden or train-carriage event spaces in South London.
Financial Health
WeakWeak
Location
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Computed from 5 filingsPublishes sports industry news, analysis and reports through its online media platform. Produces podcasts, newsletters and market research, and organises conferences and events, alongside…
Serves B2B professionals and decision makers across the international sports industry, including rights holders, broadcasters, sponsors, agencies, investors, technology providers and event organisers.
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 4y
Location
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Computed from 5 filingsProvides peer‑to‑peer training and development programmes for CEOs, CFOs and leadership teams of private equity‑backed companies. Operates a membership community offering workshops, in‑person events,…
Sells to private equity-backed business leaders, especially CEOs, CFOs and C-suite management teams. Serves portfolio company executives seeking peer learning, training and membership support to…
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
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Provides coworking desks, private office space and meeting facilities through membership plans for technology startups and scaleups. Also organises networking events and connects members with…
Serves tech startups, scaleups, founders and entrepreneurial teams, including small and growing businesses in wealth, health and security innovation.
Financial Health
N/AN/A
Location
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Computed from 5 filingsOperates a professional network and media platform for supply chain executives, producing B2B conferences, webinars, podcasts and research content, and publishing articles and reports on digital…
Serves B2B audiences: senior supply chain leaders, industry change makers, practitioners and their teams at companies focused on end-to-end supply chain transformation.
Financial Health
StableStable · Hiring · 73% CAGR over 4y
Location
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Computed from 5 filingsOperates a football club competing in the National League, organising first‑team matches and competitions. Runs academy and youth teams, sells match tickets and season memberships, produces club…
Serves football supporters and matchday attendees, youth academy players and families, local community participants, plus businesses seeking sponsorship, hospitality, location hire or parking hire.
Financial Health
StableStable · -66% CAGR over 4y
Location
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Computed from 5 filingsOperates a membership organisation for women working in film, television and media, providing networking events, mentoring schemes, training programmes, industry resources, bursaries and awards, and…
Serves women working in film, television and wider media, primarily as individual members seeking networking, mentoring, events, training and career development across the UK, with some international…
Financial Health
StableStable · -67% CAGR over 4y
Location
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Computed from 3 filingsOwns and operates a five-star hotel offering guest accommodation in rooms and suites, with on-site dining including a fine dining restaurant, bar, afternoon tea service, private dining, and meeting…
Serves affluent leisure and business travellers visiting central London, plus local and visiting diners, families celebrating occasions, and corporate or private event organisers seeking five-star…
Financial Health
StrongStrong · Growing, Hiring · 6% CAGR over 2y
Location
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Computed from 3 filingsOperates a business improvement district that promotes the town centre through events, markets, visitor information and a gift card scheme. Provides a business directory, sustainability initiatives…
Serves Wimbledon town centre businesses, independent traders and venues, while engaging local residents, workers, families and visitors seeking dining, shopping, leisure, events and wellbeing options.
Financial Health
DistressedDistressed · -13% CAGR over 2y
Location
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Provides membership networks and professional development for schools and educators. Delivers teacher training, leadership development, school improvement programmes, curriculum support, research…
Sells to schools, academies and multi-academy trusts, especially school leaders, teachers and support staff across primary, secondary and special education. Also targets groups seeking membership,…
Location
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Financial sub-scores
Computed from 4 filingsOperates a professional football club competing in the National League, managing men's, women's and academy teams. Generates revenue through match ticket sales, hospitality packages, merchandise…
Sells to football supporters and matchgoing fans, including families, disabled supporters and community participants, as well as sponsors, advertisers, hospitality buyers, event bookers and local…
Financial Health
StrongStrong · Growing, Hiring · 16% CAGR over 3y
Location
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Computed from 5 filingsMembership business organisation providing networking events, training and support for companies. Organises conferences, business awards and trade events, publishes a business magazine, and offers…
Serves businesses and employers in Hounslow, Ealing and Hammersmith & Fulham, including local SMEs, exporters/importers and overseas firms looking to establish in west London.
Financial Health
StrongStrong · Hiring · 26% CAGR over 4y
Location
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Computed from 5 filingsProvides youth and community training programmes, education courses and apprenticeships. Delivers qualifications in areas including accounting, digital technology, health and social care, sports, and…
Serves young people, adult learners and local communities in London, alongside partner organisations and sponsors involved in youth, education, sport, arts, technology and community empowerment…
Financial Health
HealthyHealthy · Hiring · 16% CAGR over 4y
Location
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Computed from 4 filingsProvides leadership and management training programmes for organisations and professionals, delivered through in‑person workshops and multi‑week virtual courses focused on developing leadership…
Serves businesses developing leaders at all levels, including senior managers, line managers and employees with leadership potential, plus individuals booking open programme dates.
Financial Health
HealthyHealthy · Hiring · 14% CAGR over 3y
Location
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Computed from 5 filingsProvides higher education and professional training courses, including HNDs, foundation years, bachelor's and top‑up degrees in business and health and social care, along with Level 3–5 diplomas in…
Serves individual learners and employer-sponsored students in London and Northampton seeking higher education and professional qualifications in business, health and social care.
Financial Health
StrongStrong · Hiring · 38% CAGR over 4y
Location
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Computed from 3 filingsIndustry association for hospitality, travel and tourism sales, marketing and revenue professionals. Organises conferences, webinars and training programmes, provides educational resources, research…
Serves hospitality, travel, tourism, hotel and events industry professionals in Europe, especially sales, marketing, revenue and commercial roles at all career stages, plus industry partners.
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 5 filingsOrganises public debates, forums and events on politics, culture and current affairs, including the Battle of Ideas festival. Publishes articles, podcasts and videos, and runs discussion programmes…
Serves individuals interested in public debate, current affairs and ideas, including festival and forum attendees, online subscribers, donors and buyers of related books and gifts across the UK and…
Financial Health
WeakWeak · Hiring · 7% CAGR over 4y
Location
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Computed from 5 filingsProvides online English language courses taught via live lessons. Offers classes from beginner to proficiency levels, including general English, IELTS, TOEFL and Cambridge exam preparation, business…
Serves international English-language learners, including adults, teens, children and junior summer students, seeking online or London-based courses, exam preparation, business English and one-to-one…
Financial Health
WeakWeak
Location
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Computed from 5 filingsProfessional membership body for the hospitality, leisure and tourism sectors. Develops qualifications, accredits and endorses training and study programmes, provides industry research and…
Serves hospitality, leisure and tourism managers and aspiring managers, plus employers, students, apprentices, graduates, suppliers, MOD personnel, colleges/universities and training providers.
Financial Health
StableStable · 2% CAGR over 4y
Location
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Computed from 3 filingsOrganises conferences, events, and e‑learning programmes focused on personal development, practical living, and wellbeing. Brings together speakers, authors, and practitioners to deliver talks,…
Serves consumers and practitioners interested in personal development, practical living and spiritual growth, plus sponsors, volunteers and vendors involved in conferences, events and e-learning.
Financial Health
DistressedDistressed · -16% CAGR over 2y
Location
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Computed from 4 filingsOperates a rooftop cocktail bar and lounge offering alcoholic beverages and table reservations. Provides a curated cocktail menu and hosts nightlife events including DJ performances, themed parties,…
Serves adult consumers and groups seeking rooftop bar visits, nightlife events, table bookings, gift vouchers and private celebrations in central London, including hotel guests and walk-in visitors.
Financial Health
WeakWeak · Hiring · 14% CAGR over 3y
Location
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Computed from 4 filingsProvides a membership organisation supporting businesses through networking events, workshops, marketing opportunities, business resources and a member directory. Organises events and awards and…
Serves businesses, founders and senior staff across a wide range of industries in Merton, including startups and established local employers seeking local business connections, visibility and peer…
Financial Health
WeakWeak · 0% CAGR over 3y
Location
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Computed from 5 filingsProvides training courses in design and creative software, including AutoCAD, Revit, SketchUp, Photoshop, Illustrator and other 2D and 3D tools. Delivers classroom, live online, corporate and…
Serves individuals, students and businesses seeking design software skills, especially creative professionals and teams in architecture, fashion, interiors, furniture and design studios.
Financial Health
StrongStrong · Hiring · 11% CAGR over 4y
Location
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Computed from 5 filingsOperates a community centre providing youth and senior activities, employability support, housing advice, and health and wellbeing programmes. Organises community projects and clubs, and hires event…
Serves Waltham Forest residents, especially young people, seniors, families and isolated people, and hires space to individuals, charities, businesses and arts/cultural organisers for events,…
Financial Health
StableStable · 0% CAGR over 4y
Location
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Operates a secondary school providing education for boys aged 11–16 and a mixed sixth form. Delivers academic curriculum including GCSE courses, enrichment activities, pastoral support, careers…
Serves secondary-age boys, mixed sixth-form applicants, and their parents or carers seeking a school in Westminster/Paddington, London.
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Computed from 4 filingsOperates a professional membership network that organises conferences, webinars, workshops and focus groups for organisations. Provides training, reports and online resources on topics such as…
Serves UK organisations and professionals responsible for customer support, complaints, compliance, vulnerability, mental health and employee support across sectors including financial services,…
Financial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
Location
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Computed from 5 filingsManages a business improvement district funded by local levy‑paying businesses. Organises town‑centre events and promotions, supports retail and hospitality businesses, coordinates safety…
Serves levy-paying businesses and organisations in Croydon town centre, especially retail, hospitality, leisure and public-sector occupiers, while also engaging residents, workers, shoppers and…
Financial Health
StrongStrong · Hiring · 4% CAGR over 4y
Location
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Computed from 5 filingsProvides vocational education and training in jewellery design and manufacturing, offering diplomas, apprenticeships and short courses that teach jewellery making techniques, design skills and…
Serves aspiring and current jewellery designers and makers, apprentices, beginners, hobbyists and creative professionals seeking jewellery design and manufacturing training through diplomas,…
Financial Health
StrongStrong · Growing, Hiring · 17% CAGR over 4y
Location
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Computed from 5 filingsOperates a members’ club and events venue under the Ignite brand, organising social events and providing membership registration, entry information, venue details, rules, dress codes, and event…
Serves consumers attending a private leisure club, including prospective members, event attendees and visitors seeking membership, entry fee and venue information.
Financial Health
WeakWeak · Hiring · 18% CAGR over 4y
Location
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Provides membership network and professional development services for schools. Delivers teacher training, leadership development programmes, school improvement support, curriculum and assessment…
Serves schools, academies and multi-academy trusts, primarily in England, including primary, secondary and special schools. Targets school leaders, teachers, support staff and trust leaders.
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Computed from 5 filingsRepresents businesses involved in producing, importing, exporting, transporting and selling wine and spirits. Provides industry advocacy, policy engagement, compliance guidance, data resources,…
Serves businesses in the wine and spirits trade, including producers, importers, exporters, transporters, retailers and independent merchants. Targets member companies across the licensed trade…
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
Location
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Computed from 5 filingsProvides property investment and business training through courses, bootcamps, conferences and online resources. Offers mentorship, educational materials and events covering buy‑to‑let, serviced…
Serves aspiring and existing UK property entrepreneurs, investors and developers seeking training, mentorship and events on buy-to-let, serviced accommodation, deal packaging and commercial…
Financial Health
StrongStrong
Location
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Computed from 2 filingsOperates a private members’ club providing dining facilities, social and networking spaces, and amenities for members. Organises club events and private functions including weddings, and offers…
Serves Manchester-based professionals and private individuals seeking private club membership, plus members and non-members planning private events or weddings.
Financial Health
StableStable · -17% CAGR over 1y
Location
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Provides research, consulting and tools to help charities, philanthropists, impact investors and public sector organisations measure and improve social impact. Runs research programmes, publishes…
Serves a mix of B2B and public sector organisations in the impact economy, including charities, philanthropists, impact investors, funders and public bodies seeking to improve social and…
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Provides co‑educational independent Christian schooling for pupils aged 2–18, offering early years, primary, secondary and sixth form education, with additional services including SEN/EHCP support,…
Serves families seeking independent Christian faith-based education for children aged 2–18, including early years, primary, secondary and sixth form pupils, with provision for SEN/EHCP, alternative…
Financial Health
N/AN/A
Location
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Computed from 2 filingsOperates a membership network for UK organisations participating in the UN Global Compact, providing programmes, working groups, training and events on corporate sustainability, including climate…
Serves UK-based businesses and other organisations participating in or considering the UN Global Compact, especially sustainability, ESG, governance, finance and procurement teams.
Financial Health
StrongStrong
Location
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Computed from 3 filingsProvides adult education and employability training programmes, including English, maths and IT foundation courses, vocational and blended learning, skills bootcamps, and pathway‑to‑employment…
Serves adult learners, jobseekers and career changers seeking basic skills, vocational routes and employment pathways, including healthcare and early years, alongside employers needing learner or…
Financial Health
HealthyHealthy · -90% CAGR over 2y
Location
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Computed from 5 filingsProvides gymnastics coaching and training programmes for children, including preschool, recreational and competitive levels. Runs classes in floor and vault and men’s and women’s artistic gymnastics,…
Serves parents and guardians of children in South London seeking preschool, recreational or competitive gymnastics programmes across different ages, abilities and disciplines.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Computed from 5 filingsOrganises concerts, tours and club events featuring artists from the Arabic-speaking world, and operates a multimedia platform publishing articles, films, playlists and podcasts while running…
Serves consumers and cultural audiences interested in Arabic music, concerts, club nights and digital culture, alongside independent artists and partners seeking international exposure across the UK.
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 3y
Location
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Computed from 5 filingsOperates tennis coaching programmes for juniors and adults, including group and private lessons, junior academy training, holiday camps and match-play sessions. Also manages tennis venues, runs…
Serves junior and adult tennis players in East London, including children aged 4–16, beginners to advanced players, holiday camp participants, schools, and tennis facilities, clubs and parks.
Financial Health
StrongStrong · Profitable, Growing · 0% CAGR over 4y
Location
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Computed from 2 filingsProvides inclusive music, sports, theatre and arts activities for children, young people and adults. Runs baby and toddler classes, after‑school clubs, holiday playschemes, and short break programmes…
Serves families, babies, toddlers, children, teens and adults, including SEND and disabled children and young people aged 5–25, plus parents seeking childcare, playschemes, clubs and birthday party…
Financial Health
HealthyHealthy · Profitable, Growing · 0% CAGR over 1y
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Computed from 3 filingsOperates Japanese-style tea rooms serving matcha, loose-leaf teas and homemade cakes. Sells packaged teas and whole cakes through retail and an online shop, and hosts tea-related workshops and…
Serves consumers seeking Japanese tea room experiences, matcha, loose teas, homemade cakes and workshops, including visitors to its London and Edinburgh locations and online shoppers ordering teas or…
Financial Health
StableStable · Hiring · 22% CAGR over 2y
Location
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436 more companies and their verified directors are in the file
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Key facts
About 6% of the trading cohort reports turnover above £5M (19 of 284 firms) — the rest sits below that revenue band.
7% of the cohort was incorporated since 2022 (20 firms), so a sizeable share is in its first few filing cycles.
The London event-calendar cohort is concentrated in repeat public-programme sectors, with education and training at 28.9% (82) and not-for-profit / charity at 21.1% (60).
Website stacks are content-management led: 78.5% (223) also run a publishing platform, while 40.8% (116) run web analytics and 40.5% (115) run search-optimisation tooling.
Registration and enquiry capture are visible around these sites, with 33.1% (94) also running form tooling and 28.9% (82) also running anti-spam checks.
Financial-risk markers are mixed: 22.5% (64) sit in the stable band, while 17.3% (49) are weak and 9.5% (27) are distressed.
What else do The Events Calendar users run?
Share of the 284 The Events Calendar-running UK companies where each technology was also detected. As of June 2026.
Who runs The Events Calendar in the UK?
By sector
Sectors overlap, so shares need not sum to 100%.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
8
Median headcount
£438.1K
Median UK turnover
6.7%
Above £5M turnover
20
Incorporated since 2022
Verified directors — included in the file
Director names and roles for these 483 companies, alongside financials and websites, in one Excel + CSV file.
How The Events Calendar usage is detected
Company data
Detected companies are joined to UK Companies House records and XBRL accounts data. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Detection
Firmbase crawls the public website of actively-trading UK companies and fingerprints the technologies present: tracking scripts, embedded forms, chat widgets, CMS markers and similar signatures. A company is included in this list when one or more of the technology's signatures are found on its site; closely-related variants of the same product are grouped under one name. Detection covers what is visible on the public web — a company using the technology purely internally, with no website footprint, will not appear. Counts are therefore a conservative floor, not a ceiling.
Freshness
Websites are re-crawled on a rolling basis and the underlying company data is refreshed from Companies House continuously; filings appear within days of submission. The list and its statistics are regenerated when the detected cohort moves meaningfully. You can see the last-updated timestamp near the top of the page.
The Events Calendar is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
The Events Calendar elsewhere
Frequently asked questions
How many companies in London use The Events Calendar?
How is The Events Calendar usage detected?
What kinds of companies use The Events Calendar in London?
What do The Events Calendar users in London also run?
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